richardphibel / rpms / systemd

Forked from rpms/systemd 2 years ago
Clone
Blob Blame History Raw
From 7b7707f0892a1d64c310aa86009b42da84d03bf8 Mon Sep 17 00:00:00 2001
From: Lukas Nykryn <lnykryn@redhat.com>
Date: Tue, 15 Sep 2015 12:50:08 +0200
Subject: [PATCH] Revert "sysctl.d: default to fq_codel, fight bufferbloat"

This reverts commit e6c253e363dee77ef7e5c5f44c4ca55cded3fd47.

rhel-only
Resolves: #1263158
---
 NEWS                     | 12 ------------
 sysctl.d/50-default.conf |  3 ---
 2 files changed, 15 deletions(-)

diff --git a/NEWS b/NEWS
index d788749240..ee976d44ba 100644
--- a/NEWS
+++ b/NEWS
@@ -619,18 +619,6 @@ CHANGES WITH 217:
           systemd-ask-password gained a new --echo option to turn that
           on.
 
-        * The default sysctl.d/ snippets will now set:
-
-                net.core.default_qdisc = fq_codel
-
-          This selects Fair Queuing Controlled Delay as the default
-          queuing discipline for network interfaces. fq_codel helps
-          fight the network bufferbloat problem. It is believed to be
-          a good default with no tuning required for most workloads.
-          Downstream distributions may override this choice. On 10Gbit
-          servers that do not do forwarding, "fq" may perform better.
-          Systems without a good clocksource should use "pfifo_fast".
-
         * If kdbus is enabled during build a new option BusPolicy= is
           available for service units, that allows locking all service
           processes into a stricter bus policy, in order to limit
diff --git a/sysctl.d/50-default.conf b/sysctl.d/50-default.conf
index def151bb84..44c48236cc 100644
--- a/sysctl.d/50-default.conf
+++ b/sysctl.d/50-default.conf
@@ -32,9 +32,6 @@ net.ipv4.conf.all.accept_source_route = 0
 net.ipv4.conf.default.promote_secondaries = 1
 net.ipv4.conf.all.promote_secondaries = 1
 
-# Fair Queue CoDel packet scheduler to fight bufferbloat
-net.core.default_qdisc = fq_codel
-
 # Enable hard and soft link protection
 fs.protected_hardlinks = 1
 fs.protected_symlinks = 1